Arlington 451 Cable Bushing, 3/4 GRD Bushing with Lay in Lug

Keep low-voltage cabling safe and properly grounded with the Arlington 451 3/4" Cable Bushing with Lay-in Lug. This Arlington Industries cable bushing delivers a simple, durable solution that protects cable insulation from abrasion at metal knockout edges while providing a reliable grounding point for security, surveillance, monitoring and networking installations. Made from zinc and UL-certified, the 0.75" diameter bushing resists corrosion and stands up to the demands of commercial and field environments. The lay-in lug lets technicians attach grounding conductors quickly—no need to pull wires out of the box—so you save installation time and reduce downtime on critical CCTV and access control systems. At 2.1" high and manufactured in the U.S., the 451 bushing provides consistent fit and performance for junction boxes, conduit entries, and low-voltage panels. Specify the Arlington 451 to improve cable longevity, maintain signal integrity, and ensure code-compliant grounding on every job. Add it to your next security or network deployment for fast, professional cable management.

• Protects low-voltage cable insulation from sharp knockout edges, reducing rework and signal faults
• Integrated lay-in lug provides a secure, accessible grounding point without disconnecting conductors
• Durable zinc construction and UL environmental certification for corrosion resistance and long service life
• Fits standard 3/4" openings (0.75" diameter) for fast installation in junction boxes and panels
• Ideal for security, surveillance, monitoring and network cabling runs where reliable grounding and cable protection matter